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06-01-2026 20:54

Thierry Blondelle Thierry Blondelle

Bonjour à tous et meilleurs voeux pour cette nouv

02-01-2026 17:43

MARICEL PATINO

Hi there, although I couldn't see the fruitbody, I

04-01-2026 17:45

Stephen Martin Mifsud Stephen Martin Mifsud

I was happy to find these orange asmocyetes which

02-01-2026 22:48

éric ROMERO éric ROMERO

Bonjour tous, Je profite de cette nouvelle demand

02-01-2026 19:35

William Slosse William Slosse

Good evening everyone,First of all, my best wishes

03-01-2026 13:08

Niek Schrier

Hi all,We found groups of perithecia on a Lecanora

03-01-2026 15:36

éric ROMERO éric ROMERO

Bonjour, Pouvez-vous me dire quel est le nom à p

29-12-2025 17:44

Isabelle Charissou

Bonjour,J'aimerais savoir si d'autres personnes au

01-01-2026 18:35

Spooren Marco Spooren Marco

Original loamy soil aside a artificial lake.The co

31-12-2025 19:27

Spooren Marco Spooren Marco

Collected from loamy soil, at waterside (completel

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Asco found on Fraxinus twig
Robin Isaksson, 01-01-2022 21:17
Robin IsakssonHi!


asco react orange- brown in koh10%

Spores around 6,5-8,5x 3,5-4 um, asci 8 spored, picture spores in water.

Asci topp no rection in lugols. 

anyone knows it? 

found in Sweden

Best regrads
  • message #71269
  • message #71269
  • message #71269
  • message #71269
  • message #71269
  • message #71269
Björn Sothmann, 01-01-2022 21:22
Björn Sothmann
Re : Asco found on Fraxinus twig
Hi Robin,

by chance I just came across a post on Twitter 5 minutes ago where Mark Powell showed Unguiculariopsis thallophila on Lecanora hybocarpa. This seems to match your collection rather well, in particular since your brown ascomycete seems to be on some lichen, so you might compare with it.

Björn
Robin Isaksson, 01-01-2022 21:26
Robin Isaksson
Re : Asco found on Fraxinus twig
Hi,

Yes of course, I have seen it several times before. Was completely in other thoughts.

thanks so much.

Best regards

Hans-Otto Baral, 01-01-2022 22:13
Hans-Otto Baral
Re : Asco found on Fraxinus twig
I agree. There is a wide range in the ascospore width in the literature: 6-10 x 2-4 µm.  What I studied (3 samples with drawings) has spores around 6-8 x 2.3-2.7 µm. Your spores look distinctly broader than mine, though of the same length.

More details about the hairs would helpful, they have usually narrowed and curved apices.